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-rw-r--r--sound/soc/codecs/Kconfig4
-rw-r--r--sound/soc/codecs/wm8580.c123
-rw-r--r--sound/soc/codecs/wm8753.h3
-rw-r--r--sound/soc/codecs/wm8978.h2
-rw-r--r--sound/soc/codecs/wm9081.c2
-rw-r--r--sound/soc/codecs/wm9705.c138
-rw-r--r--sound/soc/codecs/wm9705.h11
-rw-r--r--sound/soc/pxa/e740_wm9705.c1
-rw-r--r--sound/soc/pxa/e750_wm9705.c1
9 files changed, 157 insertions, 128 deletions
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index b4f8dc80105c..a8223a67f26c 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -938,7 +938,7 @@ config SND_SOC_WM8523
depends on I2C
config SND_SOC_WM8580
- tristate "Wolfson Microelectronics WM8523 CODEC"
+ tristate "Wolfson Microelectronics WM8580 and WM8581 CODECs"
depends on I2C
config SND_SOC_WM8711
@@ -1072,12 +1072,14 @@ config SND_SOC_WM8998
config SND_SOC_WM9081
tristate
+ depends on I2C
config SND_SOC_WM9090
tristate
config SND_SOC_WM9705
tristate
+ select REGMAP_AC97
config SND_SOC_WM9712
tristate
diff --git a/sound/soc/codecs/wm8580.c b/sound/soc/codecs/wm8580.c
index faa7287a5253..910801dddd64 100644
--- a/sound/soc/codecs/wm8580.c
+++ b/sound/soc/codecs/wm8580.c
@@ -1,5 +1,5 @@
/*
- * wm8580.c -- WM8580 ALSA Soc Audio driver
+ * wm8580.c -- WM8580 and WM8581 ALSA Soc Audio driver
*
* Copyright 2008-12 Wolfson Microelectronics PLC.
*
@@ -12,6 +12,9 @@
* The WM8580 is a multichannel codec with S/PDIF support, featuring six
* DAC channels and two ADC channels.
*
+ * The WM8581 is a multichannel codec with S/PDIF support, featuring eight
+ * DAC channels and two ADC channels.
+ *
* Currently only the primary audio interface is supported - S/PDIF and
* the secondary audio interfaces are not.
*/
@@ -65,6 +68,8 @@
#define WM8580_DIGITAL_ATTENUATION_DACR2 0x17
#define WM8580_DIGITAL_ATTENUATION_DACL3 0x18
#define WM8580_DIGITAL_ATTENUATION_DACR3 0x19
+#define WM8581_DIGITAL_ATTENUATION_DACL4 0x1A
+#define WM8581_DIGITAL_ATTENUATION_DACR4 0x1B
#define WM8580_MASTER_DIGITAL_ATTENUATION 0x1C
#define WM8580_ADC_CONTROL1 0x1D
#define WM8580_SPDTXCHAN0 0x1E
@@ -236,12 +241,17 @@ static const char *wm8580_supply_names[WM8580_NUM_SUPPLIES] = {
"PVDD",
};
+struct wm8580_driver_data {
+ int num_dacs;
+};
+
/* codec private data */
struct wm8580_priv {
struct regmap *regmap;
struct regulator_bulk_data supplies[WM8580_NUM_SUPPLIES];
struct pll_state a;
struct pll_state b;
+ const struct wm8580_driver_data *drvdata;
int sysclk[2];
};
@@ -306,6 +316,19 @@ SOC_DOUBLE("Capture Switch", WM8580_ADC_CONTROL1, 0, 1, 1, 1),
SOC_SINGLE("Capture High-Pass Filter Switch", WM8580_ADC_CONTROL1, 4, 1, 0),
};
+static const struct snd_kcontrol_new wm8581_snd_controls[] = {
+SOC_DOUBLE_R_EXT_TLV("DAC4 Playback Volume",
+ WM8581_DIGITAL_ATTENUATION_DACL4,
+ WM8581_DIGITAL_ATTENUATION_DACR4,
+ 0, 0xff, 0, snd_soc_get_volsw, wm8580_out_vu, dac_tlv),
+
+SOC_SINGLE("DAC4 Deemphasis Switch", WM8580_DAC_CONTROL3, 3, 1, 0),
+
+SOC_DOUBLE("DAC4 Invert Switch", WM8580_DAC_CONTROL4, 8, 7, 1, 0),
+
+SOC_SINGLE("DAC4 Switch", WM8580_DAC_CONTROL5, 3, 1, 1),
+};
+
static const struct snd_soc_dapm_widget wm8580_dapm_widgets[] = {
SND_SOC_DAPM_DAC("DAC1", "Playback", WM8580_PWRDN1, 2, 1),
SND_SOC_DAPM_DAC("DAC2", "Playback", WM8580_PWRDN1, 3, 1),
@@ -324,6 +347,13 @@ SND_SOC_DAPM_INPUT("AINL"),
SND_SOC_DAPM_INPUT("AINR"),
};
+static const struct snd_soc_dapm_widget wm8581_dapm_widgets[] = {
+SND_SOC_DAPM_DAC("DAC4", "Playback", WM8580_PWRDN1, 5, 1),
+
+SND_SOC_DAPM_OUTPUT("VOUT4L"),
+SND_SOC_DAPM_OUTPUT("VOUT4R"),
+};
+
static const struct snd_soc_dapm_route wm8580_dapm_routes[] = {
{ "VOUT1L", NULL, "DAC1" },
{ "VOUT1R", NULL, "DAC1" },
@@ -338,6 +368,11 @@ static const struct snd_soc_dapm_route wm8580_dapm_routes[] = {
{ "ADC", NULL, "AINR" },
};
+static const struct snd_soc_dapm_route wm8581_dapm_routes[] = {
+ { "VOUT4L", NULL, "DAC4" },
+ { "VOUT4R", NULL, "DAC4" },
+};
+
/* PLL divisors */
struct _pll_div {
u32 prescale:1;
@@ -815,10 +850,21 @@ static int wm8580_set_bias_level(struct snd_soc_codec *codec,
return 0;
}
+static int wm8580_playback_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct wm8580_priv *wm8580 = snd_soc_codec_get_drvdata(codec);
+
+ return snd_pcm_hw_constraint_minmax(substream->runtime,
+ SNDRV_PCM_HW_PARAM_CHANNELS, 1, wm8580->drvdata->num_dacs * 2);
+}
+
#define WM8580_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
static const struct snd_soc_dai_ops wm8580_dai_ops_playback = {
+ .startup = wm8580_playback_startup,
.set_sysclk = wm8580_set_sysclk,
.hw_params = wm8580_paif_hw_params,
.set_fmt = wm8580_set_paif_dai_fmt,
@@ -842,7 +888,6 @@ static struct snd_soc_dai_driver wm8580_dai[] = {
.playback = {
.stream_name = "Playback",
.channels_min = 1,
- .channels_max = 6,
.rates = SNDRV_PCM_RATE_8000_192000,
.formats = WM8580_FORMATS,
},
@@ -865,8 +910,22 @@ static struct snd_soc_dai_driver wm8580_dai[] = {
static int wm8580_probe(struct snd_soc_codec *codec)
{
struct wm8580_priv *wm8580 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
int ret = 0;
+ switch (wm8580->drvdata->num_dacs) {
+ case 4:
+ snd_soc_add_codec_controls(codec, wm8581_snd_controls,
+ ARRAY_SIZE(wm8581_snd_controls));
+ snd_soc_dapm_new_controls(dapm, wm8581_dapm_widgets,
+ ARRAY_SIZE(wm8581_dapm_widgets));
+ snd_soc_dapm_add_routes(dapm, wm8581_dapm_routes,
+ ARRAY_SIZE(wm8581_dapm_routes));
+ break;
+ default:
+ break;
+ }
+
ret = regulator_bulk_enable(ARRAY_SIZE(wm8580->supplies),
wm8580->supplies);
if (ret != 0) {
@@ -914,12 +973,6 @@ static const struct snd_soc_codec_driver soc_codec_dev_wm8580 = {
},
};
-static const struct of_device_id wm8580_of_match[] = {
- { .compatible = "wlf,wm8580" },
- { },
-};
-MODULE_DEVICE_TABLE(of, wm8580_of_match);
-
static const struct regmap_config wm8580_regmap = {
.reg_bits = 7,
.val_bits = 9,
@@ -932,10 +985,25 @@ static const struct regmap_config wm8580_regmap = {
.volatile_reg = wm8580_volatile,
};
-#if IS_ENABLED(CONFIG_I2C)
+static const struct wm8580_driver_data wm8580_data = {
+ .num_dacs = 3,
+};
+
+static const struct wm8580_driver_data wm8581_data = {
+ .num_dacs = 4,
+};
+
+static const struct of_device_id wm8580_of_match[] = {
+ { .compatible = "wlf,wm8580", .data = &wm8580_data },
+ { .compatible = "wlf,wm8581", .data = &wm8581_data },
+ { },
+};
+MODULE_DEVICE_TABLE(of, wm8580_of_match);
+
static int wm8580_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
+ const struct of_device_id *of_id;
struct wm8580_priv *wm8580;
int ret, i;
@@ -960,6 +1028,15 @@ static int wm8580_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, wm8580);
+ of_id = of_match_device(wm8580_of_match, &i2c->dev);
+ if (of_id)
+ wm8580->drvdata = of_id->data;
+
+ if (!wm8580->drvdata) {
+ dev_err(&i2c->dev, "failed to find driver data\n");
+ return -EINVAL;
+ }
+
ret = snd_soc_register_codec(&i2c->dev,
&soc_codec_dev_wm8580, wm8580_dai, ARRAY_SIZE(wm8580_dai));
@@ -973,7 +1050,8 @@ static int wm8580_i2c_remove(struct i2c_client *client)
}
static const struct i2c_device_id wm8580_i2c_id[] = {
- { "wm8580", 0 },
+ { "wm8580", (kernel_ulong_t)&wm8580_data },
+ { "wm8581", (kernel_ulong_t)&wm8581_data },
{ }
};
MODULE_DEVICE_TABLE(i2c, wm8580_i2c_id);
@@ -987,31 +1065,10 @@ static struct i2c_driver wm8580_i2c_driver = {
.remove = wm8580_i2c_remove,
.id_table = wm8580_i2c_id,
};
-#endif
-static int __init wm8580_modinit(void)
-{
- int ret = 0;
-
-#if IS_ENABLED(CONFIG_I2C)
- ret = i2c_add_driver(&wm8580_i2c_driver);
- if (ret != 0) {
- pr_err("Failed to register WM8580 I2C driver: %d\n", ret);
- }
-#endif
-
- return ret;
-}
-module_init(wm8580_modinit);
-
-static void __exit wm8580_exit(void)
-{
-#if IS_ENABLED(CONFIG_I2C)
- i2c_del_driver(&wm8580_i2c_driver);
-#endif
-}
-module_exit(wm8580_exit);
+module_i2c_driver(wm8580_i2c_driver);
MODULE_DESCRIPTION("ASoC WM8580 driver");
MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
+MODULE_AUTHOR("Matt Flax <flatmax@flatmax.org>");
MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/wm8753.h b/sound/soc/codecs/wm8753.h
index 94edac144bcb..8b39e3677ac8 100644
--- a/sound/soc/codecs/wm8753.h
+++ b/sound/soc/codecs/wm8753.h
@@ -112,7 +112,4 @@
#define WM8753_VXCLK_DIV_8 (3 << 6)
#define WM8753_VXCLK_DIV_16 (4 << 6)
-#define WM8753_DAI_HIFI 0
-#define WM8753_DAI_VOICE 1
-
#endif
diff --git a/sound/soc/codecs/wm8978.h b/sound/soc/codecs/wm8978.h
index 6ae43495b7cf..0dcf6868dff6 100644
--- a/sound/soc/codecs/wm8978.h
+++ b/sound/soc/codecs/wm8978.h
@@ -78,8 +78,8 @@ enum wm8978_clk_id {
};
enum wm8978_sysclk_src {
+ WM8978_MCLK = 0,
WM8978_PLL,
- WM8978_MCLK
};
#endif /* __WM8978_H__ */
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c
index 856867ec2813..6febef337dd2 100644
--- a/sound/soc/codecs/wm9081.c
+++ b/sound/soc/codecs/wm9081.c
@@ -1304,7 +1304,6 @@ static const struct regmap_config wm9081_regmap = {
.cache_type = REGCACHE_RBTREE,
};
-#if IS_ENABLED(CONFIG_I2C)
static int wm9081_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
@@ -1384,7 +1383,6 @@ static struct i2c_driver wm9081_i2c_driver = {
.remove = wm9081_i2c_remove,
.id_table = wm9081_i2c_id,
};
-#endif
module_i2c_driver(wm9081_i2c_driver);
diff --git a/sound/soc/codecs/wm9705.c b/sound/soc/codecs/wm9705.c
index dcdd055db57b..f6d5c0f2aea5 100644
--- a/sound/soc/codecs/wm9705.c
+++ b/sound/soc/codecs/wm9705.c
@@ -14,37 +14,58 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
+#include <linux/regmap.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/ac97_codec.h>
#include <sound/initval.h>
#include <sound/soc.h>
-#include "wm9705.h"
-
#define WM9705_VENDOR_ID 0x574d4c05
#define WM9705_VENDOR_ID_MASK 0xffffffff
-/*
- * WM9705 register cache
- */
-static const u16 wm9705_reg[] = {
- 0x6150, 0x8000, 0x8000, 0x8000, /* 0x0 */
- 0x0000, 0x8000, 0x8008, 0x8008, /* 0x8 */
- 0x8808, 0x8808, 0x8808, 0x8808, /* 0x10 */
- 0x8808, 0x0000, 0x8000, 0x0000, /* 0x18 */
- 0x0000, 0x0000, 0x0000, 0x000f, /* 0x20 */
- 0x0605, 0x0000, 0xbb80, 0x0000, /* 0x28 */
- 0x0000, 0xbb80, 0x0000, 0x0000, /* 0x30 */
- 0x0000, 0x2000, 0x0000, 0x0000, /* 0x38 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 0x40 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 0x48 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 0x50 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 0x58 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 0x60 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 0x68 */
- 0x0000, 0x0808, 0x0000, 0x0006, /* 0x70 */
- 0x0000, 0x0000, 0x574d, 0x4c05, /* 0x78 */
+static const struct reg_default wm9705_reg_defaults[] = {
+ { 0x02, 0x8000 },
+ { 0x04, 0x8000 },
+ { 0x06, 0x8000 },
+ { 0x0a, 0x8000 },
+ { 0x0c, 0x8008 },
+ { 0x0e, 0x8008 },
+ { 0x10, 0x8808 },
+ { 0x12, 0x8808 },
+ { 0x14, 0x8808 },
+ { 0x16, 0x8808 },
+ { 0x18, 0x8808 },
+ { 0x1a, 0x0000 },
+ { 0x1c, 0x8000 },
+ { 0x20, 0x0000 },
+ { 0x22, 0x0000 },
+ { 0x26, 0x000f },
+ { 0x28, 0x0605 },
+ { 0x2a, 0x0000 },
+ { 0x2c, 0xbb80 },
+ { 0x32, 0xbb80 },
+ { 0x34, 0x2000 },
+ { 0x5a, 0x0000 },
+ { 0x5c, 0x0000 },
+ { 0x72, 0x0808 },
+ { 0x74, 0x0000 },
+ { 0x76, 0x0006 },
+ { 0x78, 0x0000 },
+ { 0x7a, 0x0000 },
+};
+
+static const struct regmap_config wm9705_regmap_config = {
+ .reg_bits = 16,
+ .reg_stride = 2,
+ .val_bits = 16,
+ .max_register = 0x7e,
+ .cache_type = REGCACHE_RBTREE,
+
+ .volatile_reg = regmap_ac97_default_volatile,
+
+ .reg_defaults = wm9705_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(wm9705_reg_defaults),
};
static const struct snd_kcontrol_new wm9705_snd_ac97_controls[] = {
@@ -203,57 +224,20 @@ static const struct snd_soc_dapm_route wm9705_audio_map[] = {
{"Right ADC", NULL, "ADC PGA"},
};
-/* We use a register cache to enhance read performance. */
-static unsigned int ac97_read(struct snd_soc_codec *codec, unsigned int reg)
-{
- struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
- u16 *cache = codec->reg_cache;
-
- switch (reg) {
- case AC97_RESET:
- case AC97_VENDOR_ID1:
- case AC97_VENDOR_ID2:
- return soc_ac97_ops->read(ac97, reg);
- default:
- reg = reg >> 1;
-
- if (reg >= (ARRAY_SIZE(wm9705_reg)))
- return -EIO;
-
- return cache[reg];
- }
-}
-
-static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int val)
-{
- struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
- u16 *cache = codec->reg_cache;
-
- soc_ac97_ops->write(ac97, reg, val);
- reg = reg >> 1;
- if (reg < (ARRAY_SIZE(wm9705_reg)))
- cache[reg] = val;
-
- return 0;
-}
-
static int ac97_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
int reg;
- u16 vra;
- vra = ac97_read(codec, AC97_EXTENDED_STATUS);
- ac97_write(codec, AC97_EXTENDED_STATUS, vra | 0x1);
+ snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x1, 0x1);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
reg = AC97_PCM_FRONT_DAC_RATE;
else
reg = AC97_PCM_LR_ADC_RATE;
- return ac97_write(codec, reg, substream->runtime->rate);
+ return snd_soc_write(codec, reg, substream->runtime->rate);
}
#define WM9705_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | \
@@ -299,9 +283,9 @@ static struct snd_soc_dai_driver wm9705_dai[] = {
#ifdef CONFIG_PM
static int wm9705_soc_suspend(struct snd_soc_codec *codec)
{
- struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
-
- soc_ac97_ops->write(ac97, AC97_POWERDOWN, 0xffff);
+ regcache_cache_bypass(codec->component.regmap, true);
+ snd_soc_write(codec, AC97_POWERDOWN, 0xffff);
+ regcache_cache_bypass(codec->component.regmap, false);
return 0;
}
@@ -309,17 +293,14 @@ static int wm9705_soc_suspend(struct snd_soc_codec *codec)
static int wm9705_soc_resume(struct snd_soc_codec *codec)
{
struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
- int i, ret;
- u16 *cache = codec->reg_cache;
+ int ret;
ret = snd_ac97_reset(ac97, true, WM9705_VENDOR_ID,
WM9705_VENDOR_ID_MASK);
if (ret < 0)
return ret;
- for (i = 2; i < ARRAY_SIZE(wm9705_reg) << 1; i += 2) {
- soc_ac97_ops->write(ac97, i, cache[i>>1]);
- }
+ regcache_sync(codec->component.regmap);
return 0;
}
@@ -331,6 +312,8 @@ static int wm9705_soc_resume(struct snd_soc_codec *codec)
static int wm9705_soc_probe(struct snd_soc_codec *codec)
{
struct snd_ac97 *ac97;
+ struct regmap *regmap;
+ int ret;
ac97 = snd_soc_new_ac97_codec(codec, WM9705_VENDOR_ID,
WM9705_VENDOR_ID_MASK);
@@ -339,15 +322,26 @@ static int wm9705_soc_probe(struct snd_soc_codec *codec)
return PTR_ERR(ac97);
}
+ regmap = regmap_init_ac97(ac97, &wm9705_regmap_config);
+ if (IS_ERR(regmap)) {
+ ret = PTR_ERR(regmap);
+ goto err_free_ac97_codec;
+ }
+
snd_soc_codec_set_drvdata(codec, ac97);
+ snd_soc_codec_init_regmap(codec, regmap);
return 0;
+err_free_ac97_codec:
+ snd_soc_free_ac97_codec(ac97);
+ return ret;
}
static int wm9705_soc_remove(struct snd_soc_codec *codec)
{
struct snd_ac97 *ac97 = snd_soc_codec_get_drvdata(codec);
+ snd_soc_codec_exit_regmap(codec);
snd_soc_free_ac97_codec(ac97);
return 0;
}
@@ -357,12 +351,6 @@ static const struct snd_soc_codec_driver soc_codec_dev_wm9705 = {
.remove = wm9705_soc_remove,
.suspend = wm9705_soc_suspend,
.resume = wm9705_soc_resume,
- .read = ac97_read,
- .write = ac97_write,
- .reg_cache_size = ARRAY_SIZE(wm9705_reg),
- .reg_word_size = sizeof(u16),
- .reg_cache_step = 2,
- .reg_cache_default = wm9705_reg,
.component_driver = {
.controls = wm9705_snd_ac97_controls,
diff --git a/sound/soc/codecs/wm9705.h b/sound/soc/codecs/wm9705.h
deleted file mode 100644
index 23ea9ce47359..000000000000
--- a/sound/soc/codecs/wm9705.h
+++ /dev/null
@@ -1,11 +0,0 @@
-/*
- * wm9705.h -- WM9705 Soc Audio driver
- */
-
-#ifndef _WM9705_H
-#define _WM9705_H
-
-#define WM9705_DAI_AC97_HIFI 0
-#define WM9705_DAI_AC97_AUX 1
-
-#endif
diff --git a/sound/soc/pxa/e740_wm9705.c b/sound/soc/pxa/e740_wm9705.c
index 1de876529aa1..086c37a85630 100644
--- a/sound/soc/pxa/e740_wm9705.c
+++ b/sound/soc/pxa/e740_wm9705.c
@@ -22,7 +22,6 @@
#include <asm/mach-types.h>
-#include "../codecs/wm9705.h"
#include "pxa2xx-ac97.h"
diff --git a/sound/soc/pxa/e750_wm9705.c b/sound/soc/pxa/e750_wm9705.c
index b7eb7cd5df7d..7823278012a6 100644
--- a/sound/soc/pxa/e750_wm9705.c
+++ b/sound/soc/pxa/e750_wm9705.c
@@ -22,7 +22,6 @@
#include <asm/mach-types.h>
-#include "../codecs/wm9705.h"
#include "pxa2xx-ac97.h"
static int e750_spk_amp_event(struct snd_soc_dapm_widget *w,
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-28 15:02:22 +0300